Adapter for a telephone handset receiver



FIG. 1 is a perspective view of an adapter for a telephone handsetreceiver showing my new design;

FIG. 2 is a right side elevation view thereof, the side opposite being amirror image; and,

FIG. 3 is a front elevational view thereof.

The broken line showing of portions of a telephone handset is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for an adapter for a telephone handset receiver,as shown.